Lead Product Engineer (JavaScript) - Technology Company

Responsibilities

• Build and enhance buyer-facing and administrative web experiences.
• Develop dashboards, reporting tools, and data visualization features.
• Design and implement SQL-backed workflows and product functionality.
• Integrate internal and third-party REST APIs.
• Collaborate directly with founders and stakeholders to translate business needs into product features.
• Improve usability, performance, reliability, and maintainability across the platform.
• Help shape technical decisions and contribute to product roadmap discussions.
• Leverage modern AI-assisted development tools to accelerate delivery and improve engineering productivity.
• Operate with a high degree of ownership and autonomy in a fast-paced startup environment.
• Qualifications and Job Requirements
• Product Engineering Experience
• 5+ years of experience building customer-facing SaaS products, marketplaces, dashboards, admin portals, analytics platforms, or B2B web applications.
• Proven ability to independently deliver product features from concept to production.
• Web Development
• Strong experience building responsive and user-friendly web applications with HTML, CSS, and JavaScript
• Strong understanding of browser fundamentals and modern web development practices.
• APIs & Integrations
• Experience designing and consuming REST APIs.
• Experience integrating third-party services and data sources.
• Data & Databases
• Strong SQL skills.
• Experience working with PostgreSQL or similar relational databases.
• Comfortable working with data-intensive applications and business workflows.
• Engineering Practices
• Experience using Git and modern development workflows.
• Strong debugging, troubleshooting, and problem-solving skills.
• Ability to balance speed and quality in a startup environment.
• Communication & Ownership
• Excellent English communication skills.
• Ability to work independently with minimal supervision.
• Strong sense of accountability and product ownership.
• AI-Assisted Development
• Experience leveraging AI tools such as Cursor, Claude, ChatGPT, GitHub Copilot, or similar tools as part of the software development process.

Requirements

• Experience with Supabase or PostgREST.
• Experience with data visualization libraries such as ECharts, D3, Chart.js, Recharts, or similar.
• Experience with Docker and modern deployment workflows.
• Experience building data marketplaces, analytics platforms, or buyer-facing B2B products.
• Familiarity with Sn
• Product Engineering Experience
• 5+ years of experience building customer-facing SaaS products, marketplaces, dashboards, admin portals, analytics platforms, or B2B web applications.
• Proven ability to independently deliver product features from concept to production.
• Web Development
• Strong experience building responsive and user-friendly web applications with HTML, CSS, and JavaScript
• Strong understanding of browser fundamentals and modern web development practices.
• APIs & Integrations
• Experience designing and consuming REST APIs.
• Experience integrating third-party services and data sources.
• Data & Databases
• Strong SQL skills.
• Experience working with PostgreSQL or similar relational databases.
• Comfortable working with data-intensive applications and business workflows.
• Engineering Practices
• Experience using Git and modern development workflows.

Additional Information

About Truelogic At Truelogic we are a leading provider of nearshore staff augmentation services headquartered in New York. For over two decades, we've been delivering top-tier technology solutions to companies of all sizes, from innovative startups to industry leaders, helping them achieve their digital transformation goals. Our team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects. Whether collaborating with Fortune 500 giants or scaling startups, we deliver results that make a difference. By applying for this position, you're taking the first step in joining a dynamic team that values your expertise and aspirations. We aim to align your skills with opportunities that foster exceptional career growth and success while contributing to transformative projects that shape the future. Our Client Our client is building a next-generation trusted data marketplace that enables organizations to access verified, high-quality datasets generated through authenticated survey responses. By combining advanced identity verification, timestamp validation, and rigorous data collection methodologies, the platform helps businesses, researchers, and AI-driven organizations access reliable data while addressing one of the industry's most critical challenges: data quality and trustworthiness . As the business evolves from a successful beta product into a scalable commercial platform, the company is expanding its engineering team to support growing customer demand and accelerate product innovation. Job Summary We are seeking a highly autonomous and pragmatic Lead Product Engineer to help transform an early-stage product into a scalable, production-ready platform serving real customers. This is a hands-on individual contributor role focused on delivering product features, improving user workflows, integrating data sources, and building rich, data-driven experiences. You will work directly with company leadership and play a key role in shaping both the product roadmap and technical direction. The ideal candidate enjoys wearing multiple hats, solving business problems through technology, and thrives in startup environments where ownership, speed, and execution are critical.

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